Flexible,High-power transmission functions,Anti-oil and anti-tever,A wide range of speed ratio. Our Company can produce various speed belt for motor of Model 50, Model 90 and Model 125: TypeSuitable vehicle641-15.5-3050AG50670-17.7-3050666-16.9AF50723-17.5-2890(GY3)738-16.690746-20.5-30125GY6759-20.1-30125762-22-33125789-16-3090 XH90790-17-30,,50,799-19-28125125800-15.5-3050802-16.5-3090810-17.7- ...